CPackRPM authorize per-component pre/post-[un]install scripts (#0012063)

Merged patch from Chip Christian previously based on the one from winfriedd
with some small pruning editing by commiter

1 files changed, 88 insertions, 50 deletions

diff --git a/Modules/CPackRPM.cmake b/Modules/CPackRPM.cmake
index fa4bb05..51c8eac 100644
--- a/Modules/CPackRPM.cmake
+++ b/Modules/CPackRPM.cmake
@@ -132,24 +132,32 @@
 #  CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE
 #     Mandatory : NO
 #     Default   : -
-#     May be used to embbed a pre (un)installation script in the spec file.
+#     May be used to embed a pre (un)installation script in the spec file.
 #     The refered script file(s) will be read and directly
 #     put after the %pre or %preun section
+#     If CPACK_RPM_COMPONENT_INSTALL is set to ON the (un)install script for
+#     each component can be overriden with
+#     CPACK_RPM_<COMPONENT>_PRE_INSTALL_SCRIPT_FILE and
+#     CPACK_RPM_<COMPONENT>_PRE_UNINSTALL_SCRIPT_FILE
 #     One may verify which scriptlet has been included with
 #      rpm -qp --scripts  package.rpm
 #  CPACK_RPM_POST_INSTALL_SCRIPT_FILE
 #  CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE
 #     Mandatory : NO
 #     Default   : -
-#     May be used to embbed a post (un)installation script in the spec file.
+#     May be used to embed a post (un)installation script in the spec file.
 #     The refered script file(s) will be read and directly
 #     put after the %post or %postun section
+#     If CPACK_RPM_COMPONENT_INSTALL is set to ON the (un)install script for
+#     each component can be overriden with
+#     CPACK_RPM_<COMPONENT>_POST_INSTALL_SCRIPT_FILE and
+#     CPACK_RPM_<COMPONENT>_POST_UNINSTALL_SCRIPT_FILE
 #     One may verify which scriptlet has been included with
 #      rpm -qp --scripts  package.rpm
 #  CPACK_RPM_CHANGELOG_FILE
 #     Mandatory : NO
 #     Default   : -
-#     May be used to embbed a changelog in the spec file.
+#     May be used to embed a changelog in the spec file.
 #     The refered file will be read and directly  put after the %changelog
 #     section.
 
@@ -237,6 +245,17 @@ IF(ALIEN_EXECUTABLE)
   MESSAGE(STATUS "alien found, we may be on a Debian based distro.")
 ENDIF(ALIEN_EXECUTABLE)
 
+# Are we packaging components ?
+IF(CPACK_RPM_PACKAGE_COMPONENT)
+  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_NAME "-${CPACK_RPM_PACKAGE_COMPONENT}")
+  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_PATH "/${CPACK_RPM_PACKAGE_COMPONENT}")
+  SET(WDIR "${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/${CPACK_RPM_PACKAGE_COMPONENT}")
+ELSE(CPACK_RPM_PACKAGE_COMPONENT)
+  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_NAME "")
+  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_PATH "")
+  SET(WDIR "${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}")
+ENDIF(CPACK_RPM_PACKAGE_COMPONENT)
+
 #
 # Use user-defined RPM specific variables value
 # or generate reasonable default value from
@@ -396,47 +415,77 @@ IF(CPACK_RPM_SPEC_INSTALL_POST)
   SET(TMP_RPM_SPEC_INSTALL_POST "%define __spec_install_post ${CPACK_RPM_SPEC_INSTALL_POST}")
 ENDIF(CPACK_RPM_SPEC_INSTALL_POST)
 
-# CPACK_RPM_POST_INSTALL_SCRIPT_FILE
-# CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE
-# May be used to embbed a post (un)installation script in the spec file.
+# CPACK_RPM_POST_INSTALL_SCRIPT_FILE (or CPACK_RPM_<COMPONENT>_POST_INSTALL_SCRIPT_FILE)
+# CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE (or CPACK_RPM_<COMPONENT>_POST_UNINSTALL_SCRIPT_FILE)
+# May be used to embed a post (un)installation script in the spec file.
 # The refered script file(s) will be read and directly
 # put after the %post or %postun section
-if(CPACK_RPM_POST_INSTALL_SCRIPT_FILE)
-  if(EXISTS ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE})
-    file(READ ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE} CPACK_RPM_SPEC_POSTINSTALL)
-  else(EXISTS ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE})
-    message("CPackRPM:Warning: CPACK_RPM_POST_INSTALL_SCRIPT_FILE <${CPACK_RPM_POST_INSTALL_SCRIPT_FILE}> does not exists - ignoring")
-  endif(EXISTS ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE})
-endif(CPACK_RPM_POST_INSTALL_SCRIPT_FILE)
-
-if(CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE)
-  if(EXISTS ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE})
-    file(READ ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE} CPACK_RPM_SPEC_POSTUNINSTALL)
-  else(EXISTS ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE})
-    message("CPackRPM:Warning: CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE <${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE}> does not exists - ignoring")
-  endif(EXISTS ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE})
-endif(CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE)
-
-# CPACK_RPM_PRE_INSTALL_SCRIPT_FILE
-# CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE
+if(CPACK_RPM_PACKAGE_COMPONENT)
+  if(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_INSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_POST_INSTALL_READ_FILE ${CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_INSTALL_SCRIPT_FILE})
+  else()
+    set(CPACK_RPM_POST_INSTALL_READ_FILE ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE})
+  endif()
+  if(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_UNINSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_POST_UNINSTALL_READ_FILE ${CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_UNINSTALL_SCRIPT_FILE})
+  else(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_UNINSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_POST_UNINSTALL_READ_FILE ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE})
+  endif(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_POST_UNINSTALL_SCRIPT_FILE)
+else(CPACK_RPM_PACKAGE_COMPONENT)
+  set(CPACK_RPM_POST_INSTALL_READ_FILE ${CPACK_RPM_POST_INSTALL_SCRIPT_FILE})
+  set(CPACK_RPM_POST_UNINSTALL_READ_FILE ${CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE})
+endif(CPACK_RPM_PACKAGE_COMPONENT)
+if(CPACK_RPM_POST_INSTALL_READ_FILE)
+  if(EXISTS ${CPACK_RPM_POST_INSTALL_READ_FILE})
+    file(READ ${CPACK_RPM_POST_INSTALL_READ_FILE} CPACK_RPM_SPEC_POSTINSTALL)
+  else(EXISTS ${CPACK_RPM_POST_INSTALL_READ_FILE})
+    message("CPackRPM:Warning: CPACK_RPM_POST_INSTALL_SCRIPT_FILE <${CPACK_RPM_POST_INSTALL_READ_FILE}> does not exists - ignoring")
+  endif(EXISTS ${CPACK_RPM_POST_INSTALL_READ_FILE})
+endif(CPACK_RPM_POST_INSTALL_READ_FILE)
+
+if(CPACK_RPM_POST_UNINSTALL_READ_FILE)
+  if(EXISTS ${CPACK_RPM_POST_UNINSTALL_READ_FILE})
+    file(READ ${CPACK_RPM_POST_UNINSTALL_READ_FILE} CPACK_RPM_SPEC_POSTUNINSTALL)
+  else(EXISTS ${CPACK_RPM_POST_UNINSTALL_READ_FILE})
+    message("CPackRPM:Warning: CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE <${CPACK_RPM_POST_UNINSTALL_READ_FILE}> does not exists - ignoring")
+  endif(EXISTS ${CPACK_RPM_POST_UNINSTALL_READ_FILE})
+endif(CPACK_RPM_POST_UNINSTALL_READ_FILE)
+
+# CPACK_RPM_PRE_INSTALL_SCRIPT_FILE (or CPACK_RPM_<COMPONENT>_PRE_INSTALL_SCRIPT_FILE)
+# CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE (or CPACK_RPM_<COMPONENT>_PRE_UNINSTALL_SCRIPT_FILE)
 # May be used to embed a pre (un)installation script in the spec file.
 # The refered script file(s) will be read and directly
 # put after the %pre or %preun section
-if(CPACK_RPM_PRE_INSTALL_SCRIPT_FILE)
-  if(EXISTS ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE})
-    file(READ ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE} CPACK_RPM_SPEC_PREINSTALL)
-  else(EXISTS ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE})
-    message("CPackRPM:Warning: CPACK_RPM_PRE_INSTALL_SCRIPT_FILE <${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE}> does not exists - ignoring")
-  endif(EXISTS ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE})
-endif(CPACK_RPM_PRE_INSTALL_SCRIPT_FILE)
-
-if(CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE)
-  if(EXISTS ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE})
-    file(READ ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE} CPACK_RPM_SPEC_PREUNINSTALL)
-  else(EXISTS ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE})
-    message("CPackRPM:Warning: CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE <${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE}> does not exists - ignoring")
-  endif(EXISTS ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE})
-endif(CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE)
+if(CPACK_RPM_PACKAGE_COMPONENT)
+  if(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_INSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_PRE_INSTALL_READ_FILE ${CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_INSTALL_SCRIPT_FILE})
+  else(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_INSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_PRE_INSTALL_READ_FILE ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE})
+  endif(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_INSTALL_SCRIPT_FILE)
+  if(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_UNINSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_PRE_UNINSTALL_READ_FILE ${CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_UNINSTALL_SCRIPT_FILE})
+  else(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_UNINSTALL_SCRIPT_FILE)
+    set(CPACK_RPM_PRE_UNINSTALL_READ_FILE ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE})
+  endif(CPACK_RPM_${CPACK_RPM_PACKAGE_COMPONENT}_PRE_UNINSTALL_SCRIPT_FILE)
+else(CPACK_RPM_PACKAGE_COMPONENT)
+  set(CPACK_RPM_PRE_INSTALL_READ_FILE ${CPACK_RPM_PRE_INSTALL_SCRIPT_FILE})
+  set(CPACK_RPM_PRE_UNINSTALL_READ_FILE ${CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE})
+endif(CPACK_RPM_PACKAGE_COMPONENT)
+if(CPACK_RPM_PRE_INSTALL_READ_FILE)
+  if(EXISTS ${CPACK_RPM_PRE_INSTALL_READ_FILE})
+    file(READ ${CPACK_RPM_PRE_INSTALL_READ_FILE} CPACK_RPM_SPEC_PREINSTALL)
+  else(EXISTS ${CPACK_RPM_PRE_INSTALL_READ_FILE})
+    message("CPackRPM:Warning: CPACK_RPM_PRE_INSTALL_SCRIPT_FILE <${CPACK_RPM_PRE_INSTALL_READ_FILE}> does not exists - ignoring")
+  endif(EXISTS ${CPACK_RPM_PRE_INSTALL_READ_FILE})
+endif(CPACK_RPM_PRE_INSTALL_READ_FILE)
+
+if(CPACK_RPM_PRE_UNINSTALL_READ_FILE)
+  if(EXISTS ${CPACK_RPM_PRE_UNINSTALL_READ_FILE})
+    file(READ ${CPACK_RPM_PRE_UNINSTALL_READ_FILE} CPACK_RPM_SPEC_PREUNINSTALL)
+  else(EXISTS ${CPACK_RPM_PRE_UNINSTALL_READ_FILE})
+    message("CPackRPM:Warning: CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE <${CPACK_RPM_PRE_UNINSTALL_READ_FILE}> does not exists - ignoring")
+  endif(EXISTS ${CPACK_RPM_PRE_UNINSTALL_READ_FILE})
+endif(CPACK_RPM_PRE_UNINSTALL_READ_FILE)
 
 # CPACK_RPM_CHANGELOG_FILE
 # May be used to embed a changelog in the spec file.
@@ -478,17 +527,6 @@ SET(CPACK_RPM_FILE_NAME "${CPACK_OUTPUT_FILE_NAME}")
 #STRING(REGEX REPLACE " " "\\\\ " CPACK_RPM_DIRECTORY "${CPACK_TOPLEVEL_DIRECTORY}")
 SET(CPACK_RPM_DIRECTORY "${CPACK_TOPLEVEL_DIRECTORY}")
 
-
-# Are we packaging components ?
-IF(CPACK_RPM_PACKAGE_COMPONENT)
-  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_NAME "-${CPACK_RPM_PACKAGE_COMPONENT}")
-  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_PATH "/${CPACK_RPM_PACKAGE_COMPONENT}")
-  SET(WDIR "${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}/${CPACK_RPM_PACKAGE_COMPONENT}")
-ELSE(CPACK_RPM_PACKAGE_COMPONENT)
-  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_NAME "")
-  SET(CPACK_RPM_PACKAGE_COMPONENT_PART_PATH "")
-  SET(WDIR "${CPACK_TOPLEVEL_DIRECTORY}/${CPACK_PACKAGE_FILE_NAME}")
-ENDIF(CPACK_RPM_PACKAGE_COMPONENT)
 # Use files tree to construct files command (spec file)
 # We should not forget to include symlinks (thus -o -type l)
 # We should include directory as well (thus -type d)